(0 19 17 16 2)(1 8 6)(3 14 12 10 5)(4 15 13)(7 11 9)(18 21 20)
ALLOWS (11/8)-SEQUENCE
1: (0 7 11)

(0 9 7 19 17 16 2)(1 8 6)(3 14 12 10 5)(4 15 13)(11)(18 21 20)
2: (5 12 10)

(0 9 7 19 17 16 2)(1 8 6)(3 14 12)(4 15 13)(5)(10)(11)(18 21 20)
3: (1 8 6)

(0 9 7 19 17 16 2)(1)(3 14 12)(4 15 13)(5)(6)(8)(10)(11)(18 21 20)
4: (0 9 7)

(0 19 17 16 2)(1)(3 14 12)(4 15 13)(5)(6)(7)(8)(9)(10)(11)(18 21 20)